<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>购物车</title>
    <%--    静态包含--%>
    <%@include file="/pages/common/head.jsp" %>
</head>
<body>

<div id="header">
    <img class="logo_img" alt="" src="static/img/logo.gif">
    <span class="wel_word">购物车</span>
    <%--    静态包含--%>
    <%@include file="/pages/common/login_success_menu.jsp" %>
    <script type="text/javascript">
        $(function () {
            $(".updateCount").change(function () {
                var name = $(this).parent().parent().find("td:first").text()
                var value = this.value;
               var id =  $(this).attr("bookId")
                if (confirm("您确定要修改【" + name + "】的商品数量为【" + value + "】吗？")) {
                   location.href = "http://localhost:8080/book/cartServlet?action=updateCount&id="+id+"&count="+value;
                }else{
                    this.value=this.defaultValue;
                }
            })
            $("a.deleteItem").click(function () {
                return confirm("您确定要删除【" + $(this).parent().parent().find("td:first").text() + "】吗")
            })
            $("#clearCart").click(function () {
                return confirm("您确定要清空购物车吗")
            })
        })
    </script>
</div>

<div id="main">

    <table>
        <tr>
            <td>商品名称</td>
            <td>数量</td>
            <td>单价</td>
            <td>金额</td>
            <td>操作</td>
        </tr>
        <c:if test="${empty sessionScope.cart.items}">
            <tr>
                <td colspan="5"><a href="index.jsp">亲，购物车为空哦~,快和小伙伴一起浏览商品吧！</a></td>
            </tr>
        </c:if>
        <c:forEach items="${sessionScope.cart.items}" var="item">
            <tr>
                <td>${item.value.name}</td>
                <td>
                    <input class="updateCount" style="width:50px"
                           bookId="${item.value.id}"
                           type="text" value="${item.value.count}">
                </td>
                <td>${item.value.price}</td>
                <td>${item.value.totalPrice}</td>
                <td><a class="deleteItem" href="cartServlet?action=deleteItem&id=${item.value.id}">删除</a></td>
            </tr>
        </c:forEach>


    </table>
    <c:if test="${not empty sessionScope.cart.items}">
        <div class="cart_info">
            <span class="cart_span">购物车中共有<span class="b_count">${sessionScope.cart.totalCount}</span>件商品</span>
            <span class="cart_span">总金额<span class="b_price">${sessionScope.cart.totalPrice}</span>元</span>
            <span id="clearCart" class="cart_span"><a href="cartServlet?action=clear">清空购物车</a></span>
            <span class="cart_span"><a href="orderServlet?action=createOrder">去结账</a></span>
        </div>
    </c:if>

</div>
<%--静态包含页脚--%>
<%@include file="/pages/common/footer.jsp" %>
</body>
</html>